{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T03:00:44.611433+00:00","duration_seconds":3.266719,"id":301406,"input_summary":"chars=707 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"K6RKX","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,K6RKX","recording_id":106526,"started_at":"2026-06-25T03:00:41.344714+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":106527}